#div1{
    width: 100vw;
    height: 150px;
    border: 2px double yellow;  /*边框：像素  双实线  颜色*/
}

.div-green{
    width: 100%;
    height: 150px;
    background-color: pink;   /*背景颜色*/
    color: red;     /*字体颜色*/
    font-size: 20;  /*字体大小*/
    border: 2px double rgb(225, 42, 85);
}
p{
    color: rebeccapurple;   /*字体颜色*/
    font-size: 5px;    /*字体大小*/
    font-family: '黑体加粗';
    line-height: 15px; /*行高*/
}
a{
    text-decoration: none; /*没有下划线*/
    color: green;
}